August Weather in Yoichi, Japan

Last updated: August 23, 2025

In August, the average temperature in Yoichi, Japan hovers around 21°C (71°F). Expect a comfortable range, with minimums dipping to 14°C (57°F) and maximums reaching up to 30°C (87°F). However, be prepared for some wet days, as the region sees about 149 mm (5.9 in) of precipitation spread over 14 days. Additionally, the air tends to be quite humid, with an average humidity level of 95%.

August Temperature in Yoichi

In August in Yoichi, the average temperature is 21°C (71°F), with highs reaching up to 30°C (87°F) and lows dipping to 14°C (57°F). This pleasant climate makes it an ideal time for outdoor activities and sightseeing.

August Weather in Yoichi: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Yoichi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yoichi, August typically has an average temperature of 21°C (71°F), with highs reaching up to 30°C (87°F) and lows dropping to around 14°C (57°F).

Data source: Temperature data for Yoichi generated using information from the Copernicus Climate Change Service.

August Precipitation in Yoichi

In Yoichi in August, the precipitation amount is 149 mm (5.9 in) over a span of 14 days.

August Precipitation Trends in Yoichi

The chart displays monthly precipitation patterns in Yoichi, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Yoichi, August typically receives around 149 mm (5.9 inches) of precipitation spread over approximately 14 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

August Humidity in Yoichi

In Yoichi in August humidity is 95%. With an average temperature of 21°C (71°F), this humidity feels like a heavy blanket wrapping around you, making every step feel sluggish and requiring extra effort to stay refreshed while exploring.

August Average Humidity in Yoichi

This chart illustrates the average monthly humidity levels in Yoichi, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Yoichi is approximately 95%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Yoichi

In Yoichi in August, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Yoichi.

Maximum UV Index Levels in Yoichi for August

The chart shows the monthly maximum UV Index (UVI) for Yoichi in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in Yoichi typically reaches 10, which falls under the very high exposure category.

Data source: Yoichi August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How August Weather in Yoichi Compares to Other Months

Weather in Yoichi varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Yoichi, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Yoichi, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (26°F)	93 mm (3.7 inches)	84%	low
February Weather	-3°C (27°F)	103 mm (4.0 inches)	83%	moderate
March Weather	1°C (35°F)	93 mm (3.7 inches)	81%	moderate
April Weather	5°C (42°F)	76 mm (3.0 inches)	81%	high
May Weather	12°C (53°F)	83 mm (3.3 inches)	86%	very high
June Weather	15°C (59°F)	99 mm (3.9 inches)	87%	very high
July Weather	20°C (69°F)	78 mm (3.1 inches)	93%	very high
August Weather	21°C (71°F)	149 mm (5.9 inches)	95%	very high
September Weather	18°C (65°F)	106 mm (4.2 inches)	88%	very high
October Weather	12°C (54°F)	146 mm (5.8 inches)	83%	moderate
November Weather	5°C (42°F)	170 mm (6.7 inches)	79%	moderate
December Weather	-1°C (30°F)	146 mm (5.7 inches)	80%	low